Java Code Examples for org.apache.hadoop.util.bloom.DynamicBloomFilter#add()

The following examples show how to use org.apache.hadoop.util.bloom.DynamicBloomFilter#add() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: BloomContainsUDFTest.java    From incubator-hivemall with Apache License 2.0 6 votes vote down vote up 
@Nonnull
private static DynamicBloomFilter createBloomFilter(long seed, int size) {
    DynamicBloomFilter dbf = BloomFilterUtils.newDynamicBloomFilter(30);
    final Key key = new Key();

    final Random rnd1 = new Random(seed);
    for (int i = 0; i < size; i++) {
        double d = rnd1.nextGaussian();
        String s = Double.toHexString(d);
        Text t = new Text(s);
        key.set(t.copyBytes(), 1.0);
        dbf.add(key);
    }

    return dbf;
}
Example 2
Source File: BloomNotUDFTest.java    From incubator-hivemall with Apache License 2.0 6 votes vote down vote up 
@Nonnull
private static DynamicBloomFilter createBloomFilter(long seed, int size) {
    DynamicBloomFilter dbf = BloomFilterUtils.newDynamicBloomFilter(3000);
    final Key key = new Key();

    final Random rnd1 = new Random(seed);
    for (int i = 0; i < size; i++) {
        double d = rnd1.nextGaussian();
        String s = Double.toHexString(d);

        key.set(s.getBytes(), 1.0);
        dbf.add(key);
    }

    return dbf;
}
Example 3
Source File: BloomOrUDFTest.java    From incubator-hivemall with Apache License 2.0 6 votes vote down vote up 
@Nonnull
private static DynamicBloomFilter createBloomFilter(long seed, int size) {
    DynamicBloomFilter dbf = BloomFilterUtils.newDynamicBloomFilter(3000);
    final Key key = new Key();

    final Random rnd1 = new Random(seed);
    for (int i = 0; i < size; i++) {
        double d = rnd1.nextGaussian();
        String s = Double.toHexString(d);

        key.set(s.getBytes(), 1.0);
        dbf.add(key);
    }

    return dbf;
}
Example 4
Source File: BloomAndUDFTest.java    From incubator-hivemall with Apache License 2.0 6 votes vote down vote up 
@Nonnull
private static DynamicBloomFilter createBloomFilter(long seed, int size) {
    DynamicBloomFilter dbf = BloomFilterUtils.newDynamicBloomFilter(3000);
    final Key key = new Key();

    final Random rnd1 = new Random(seed);
    for (int i = 0; i < size; i++) {
        double d = rnd1.nextGaussian();
        String s = Double.toHexString(d);

        key.set(s.getBytes(), 1.0);
        dbf.add(key);
    }

    return dbf;
}